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plutonic

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adjective plu·ton·ic \ plü-ˈtä-nik \

Definition of plutonic

1 :formed by solidification of magma deep within the earth and crystalline throughout
  • plutonic rock
2 often capitalized :plutonian

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Origin and Etymology of plutonic

Latin Pluton-, Pluto

Other Geology Terms

anthracite, boulder, cwm, erratic, igneous, intrusive, mesa, sedimentary, silt, swale

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